OLD | NEW |
(Empty) | |
| 1 // Copyright 2011 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are |
| 4 // met: |
| 5 // |
| 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided |
| 11 // with the distribution. |
| 12 // * Neither the name of Google Inc. nor the names of its |
| 13 // contributors may be used to endorse or promote products derived |
| 14 // from this software without specific prior written permission. |
| 15 // |
| 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 |
| 28 // Flags: --expose-debug-as debug --expose-natives-as=builtins |
| 29 |
| 30 // Check that the ScopeIterator can properly recreate the scope at |
| 31 // every point when stepping through functions. |
| 32 |
| 33 var Debug = debug.Debug; |
| 34 |
| 35 function listener(event, exec_state, event_data, data) { |
| 36 if (event == Debug.DebugEvent.Break) { |
| 37 // Access scope details. |
| 38 var scope_count = exec_state.frame().scopeCount(); |
| 39 for (var i = 0; i < scope_count; i++) { |
| 40 var scope = exec_state.frame().scope(i); |
| 41 // assertTrue(scope.isScope()); |
| 42 scope.scopeType(); |
| 43 scope.scopeObject(); |
| 44 } |
| 45 |
| 46 // Do steps until we reach the global scope again. |
| 47 if (true) { |
| 48 exec_state.prepareStep(Debug.StepAction.StepInMin, 1); |
| 49 } |
| 50 } |
| 51 } |
| 52 |
| 53 Debug.setListener(listener); |
| 54 |
| 55 |
| 56 function test1() { |
| 57 debugger; |
| 58 with ({x:1}) { |
| 59 x = 2; |
| 60 } |
| 61 } |
| 62 test1(); |
| 63 |
| 64 |
| 65 function test2() { |
| 66 if (true) { |
| 67 with ({}) { |
| 68 debugger; |
| 69 } |
| 70 } else { |
| 71 with ({}) { |
| 72 return 10; |
| 73 } |
| 74 } |
| 75 } |
| 76 test2(); |
| 77 |
| 78 |
| 79 function test3() { |
| 80 if (true) { |
| 81 debugger; |
| 82 } else { |
| 83 with ({}) { |
| 84 return 10; |
| 85 } |
| 86 } |
| 87 } |
| 88 test3(); |
| 89 |
| 90 |
| 91 function test4() { |
| 92 debugger; |
| 93 with ({x:1}) x = 1 |
| 94 } |
| 95 test4(); |
| 96 |
| 97 |
| 98 function test5() { |
| 99 debugger; |
| 100 var dummy = 1; |
| 101 with ({}) { |
| 102 with ({}) { |
| 103 dummy = 2; |
| 104 } |
| 105 } |
| 106 dummy = 3; |
| 107 } |
| 108 test5(); |
| 109 |
| 110 |
| 111 function test6() { |
| 112 debugger; |
| 113 try { |
| 114 throw 'stuff'; |
| 115 } catch (e) { |
| 116 e = 1; |
| 117 } |
| 118 } |
| 119 test6(); |
| 120 |
| 121 |
| 122 function test7() { |
| 123 debugger; |
| 124 function foo() {} |
| 125 } |
| 126 test7(); |
| 127 |
| 128 |
| 129 function test8() { |
| 130 debugger; |
| 131 (function foo() {})(); |
| 132 } |
| 133 test8(); |
| 134 |
| 135 |
| 136 function test10() { |
| 137 debugger; |
| 138 with ({}) { |
| 139 return 10; |
| 140 } |
| 141 } |
| 142 test10(); |
| 143 |
| 144 |
| 145 function test11() { |
| 146 debugger; |
| 147 try { |
| 148 throw 'stuff'; |
| 149 } catch (e) { |
| 150 return 10; |
| 151 } |
| 152 } |
| 153 test11(); |
| 154 |
| 155 |
| 156 var prefixes = [ |
| 157 "debugger; ", |
| 158 "if (false) { try { throw 0; } catch(x) { return x; } }; debugger; " ]; |
| 159 |
| 160 |
| 161 // Return from function constructed with Function constructor. |
| 162 var anon = 12; |
| 163 for (var i = 0; i < prefixes.length; ++i) { |
| 164 var pre = prefixes[i]; |
| 165 Function(pre + "return 42")(); |
| 166 Function(pre + "return 42 ")(); |
| 167 Function(pre + "return 42;")(); |
| 168 Function(pre + "return 42; ")(); |
| 169 Function(pre + "return anon")(); |
| 170 Function(pre + "return anon ")(); |
| 171 Function(pre + "return anon;")(); |
| 172 Function(pre + "return anon; ")(); |
| 173 } |
| 174 |
| 175 |
| 176 try { |
| 177 with({}) { |
| 178 debugger; |
| 179 eval("{}$%:^"); |
| 180 } |
| 181 } catch(e) { |
| 182 nop(); |
| 183 } |
| 184 |
| 185 |
| 186 function nop() {} |
| 187 |
| 188 |
| 189 // With block as the last(!) statement in global code. |
| 190 with ({}) { debugger; } |
OLD | NEW |